<p style="MARGIN: 0px">Unit 1: Read This Unit First: What I Need to Know to Understand Electricity</p> <p style="MARGIN: 0px">Unit 2: Ohms Law</p> <p style="MARGIN: 0px">Unit 3: Safe Use of Electrical Instruments</p> <p style="MARGIN: 0px">Unit 4: Electrical Fasteners </p> <p style="MARGIN: 0px">Unit 5: Power Distribution </p> <p style="MARGIN: 0px">Unit 6: National Electric Code </p> <p style="MARGIN: 0px">Unit 7: Electrical Installation of HVAC </p> <p style="MARGIN: 0px">Unit 8: Transformers </p> <p style="MARGIN: 0px">Unit 9: Relays, Contactors and Motor Starters </p> <p style="MARGIN: 0px">Unit 10: Capacitors </p> <p style="MARGIN: 0px">Unit 11: Thermostats </p> <p style="MARGIN: 0px">Unit 12: Pressure Switches </p> <p style="MARGIN: 0px">Unit 13: Miscellaneous Electrical Components </p> <p style="MARGIN: 0px">Unit 14: How Do Motors Work? </p> <p style="MARGIN: 0px">Unit 15: Motor Types </p> <p style="MARGIN: 0px">Unit 16: Green Electronically Commutated Motors (ECM) </p> <p style="MARGIN: 0px">Unit 17: Understanding Electrical Diagrams </p> <p style="MARGIN: 0px">Unit 18: Resistors </p> <p style="MARGIN: 0px">Unit 19: Fundamentals of Solid State Circuits</p> <p style="MARGIN: 0px">Unit 20: Circuit Boards </p> <p style="MARGIN: 0px">Unit 21: Air Conditioning Systems </p> <p style="MARGIN: 0px">Unit 22: Gas Heating Systems </p> <p style="MARGIN: 0px">Unit 23: Electric Heating Systems </p> <p style="MARGIN: 0px">Unit 24: Heat Pumps </p> <p style="MARGIN: 0px">Unit 25: How to Start Electrical Troubleshooting </p> <p style="MARGIN: 0px">Unit 26: Basic Electrical Troubleshooting Techniques </p> <p style="MARGIN: 0px">Unit 27: Advanced Electrical Troubleshooting Techniques </p> <p style="MARGIN: 0px">Unit 28: Practical Troubleshooting</p>